Danfoss VLT AutomationDrive FC 300

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[6] ETR trip 2

[7] ETR warning 3

[8] ETR trip 3

[9] ETR warning 4

[10] ETR trip 4

Select

ETR Warning 1-4

, to activate a warning on the display when the motor is overloaded.

Select

ETR Trip 1-4

to trip the adjustable frequency drive when the motor is overloaded.

Program a warning signal via one of the digital outputs. The signal appears in the event of a warning and if the adjustable frequency drive trips (thermal

warning).

ETR (Electronic Terminal Relay) functions 1-4 will calculate the load when the set-up where they were selected is active. For example, ETR starts calculating

when set-up 3 is selected. For the North American market: The ETR functions provide class 20 motor overload protection in accordance with NEC.

1-93 Thermistor Source

Option: Function:

Select the input to which the thermistor (PTC sensor) should be connected. An analog input option

[1] or [2] cannot be selected if the analog input is already in use as a reference source (selected in

par. 3-15

Reference 1 Source

, par. 3-16

Reference 2 Source

or par. 3-17

Reference 3 Source

When using MCB 112, choice [0]